Stem Inc. Class A Common Stock (NYSE:STEM)

Real-time price: | Most recent change:0.00%

Stem Inc. is an artificial intelligence -driven clean energy storage systems. The company's advanced energy storage solutions with Athena(TM), an artificial intelligence -powered analytics platform, enables customers and partners to optimize energy use by automatically switching between battery power, onsite generation and grid power. Stem Inc., formerly known as Star Peak Energy Transition Corp., is based in MILLBRAE, Calif....

+See More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 8 November 2025

Blog+More

Would you rather receive $1,000 each day for one month or a magic penny that doubles each day over the same month?

Laura Hermes

2017-04-07 15:34:00 Friday ET

Would you rather receive $1,000 each day for one month or a magic penny that doubles each day over the same month?

Would you rather receive $1,000 each day for one month or a magic penny that doubles each day over the same month? At first glance, this counterintuitive

+See More

Tim Berners-Lee suggests that several tech titans might need to be split up in response to some recent data breach and privacy concerns.

Chanel Holden

2018-11-09 11:35:00 Friday ET

Tim Berners-Lee suggests that several tech titans might need to be split up in response to some recent data breach and privacy concerns.

The Internet inventor Tim Berners-Lee suggests that several tech titans might need to be split up in response to some recent data breach and privacy concern

+See More

AYA Analytica podcast provides fresh insights into the latest stock market news, economic trends, and investment portfolio strategies.

Amy Hamilton

2019-04-30 19:46:00 Tuesday ET

AYA Analytica podcast provides fresh insights into the latest stock market news, economic trends, and investment portfolio strategies.

AYA Analytica finbuzz podcast channel on YouTube April 2019 In this podcast, we discuss several topical issues as of April 2019: (1) Our proprietary

+See More

The U.S. stock market delivers a hefty long-term average return of 11% per annum.

Peter Prince

2017-03-09 05:32:00 Thursday ET

The U.S. stock market delivers a hefty long-term average return of 11% per annum.

From 1927 to 2017, the U.S. stock market has delivered a hefty average return of about 11% per annum. The U.S. average stock market return is high in stark

+See More

Empirical tests of multi-factor models for asset return prediction

Apple Boston

2022-02-25 00:00:00 Friday ET

Empirical tests of multi-factor models for asset return prediction

Empirical tests of multi-factor models for asset return prediction  The capital asset pricing model (CAPM) of Sharpe (1964), Lintner (1965), and Bla

+See More

The global pandemic crisis helps reshape international finance, trade, and technology.

James Campbell

2021-02-01 10:19:00 Monday ET

The global pandemic crisis helps reshape international finance, trade, and technology.

In recent times, the International Monetary Fund (IMF) predicts that the fiscal-debt-to-GDP ratio of most rich economies would rise from 95% in 2018 to 135%

+See More